pendulum bob

When pulled to one side of its equilibrium position and released, the pendulum bob vibrates about this position.

把此质点作为摆锤拉到平衡位置的一侧，然后释放，摆锤就在平衡位置附近摆动。

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an illuminated case highlights the brass pendulum and weights that feature a decorative cast pendulum bob and matching weight bands.

闪闪发亮的案件凸现了黄铜钟摆和权重的特点装饰演员摆锤和匹配的重量带。

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The utility model uses the electromagnet to control and move the axial position of the pendulum bob for automatically controlling the separation and the combination of the clutch.

本实用新型利用电磁铁控制移动摆锤的轴向位置来自动控制离合器的离与合。

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The mass of the pendulum bob does not change from one location to another on the earth's surface.

摆锤的质量在地面各处都一样。

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